/*一级菜单*/
ul.dropdown {position: relative !important;position: absolute;list-style: none; font-size: 14px;}
ul.dropdown li{ font-weight: bold; float: left;  text-align: left; word-wrap:no-wrap;}
ul.dropdown a:hover{ color: #303648;background:#cfe4f6;width:87%;}
ul.dropdown li a{ display: block; padding: 4px 8px; color: #333; text-decoration:none;}
ul.dropdown li:last-child a{ border-right: none; } /* Doesn't work in IE */
ul.dropdown li:hover{ background: url('../images/menu_on.gif') repeat-x; color: black; position: relative; }
ul.dropdown li.hover a{ color: black; }
/*二级菜单*/
ul.dropdown ul{visibility: hidden; position: absolute; top: 100%; left: 0; list-style: none; width:120px; overflow: visible; border:1px solid #7991a6; background-color: #f3f4f4}
ul.dropdown ul li{ font-weight: normal; background: #f3f4f4; color: #000; float: left; width:100%; border-bottom: 1px solid #7991a6;*display: inline; *width: 100%;}/*ie fix*/ /* IE 6 & 7 Needs Inline Block */
ul.dropdown ul li a	{ border-right: none; width: 100%; display: inline-block; } 
/*三级菜单*/
ul.dropdown ul ul{ left: 100%; top: 0; }
ul.dropdown li:hover > ul{ visibility: visible; float: left;}